| Acronym | Definition |
|---|
| EaSM | Earth System Model (climate science) |
| EaSM | European Association for Sport Management |
| EaSM | East Asian Summer Monsoon (climate) |
| EaSM | Élevage Alternatif et Santé des Monogastriques (French: Alternative Livestock and Health Monogastrics; animal health) |
| EaSM | Emergency Ambulance Service Management (software) |
| EaSM | Explicit Algebraic Stress Model |
| EaSM | European Academy of Sleep Medicine (est. 2005; Germany) |
| EaSM | Elec Automat Sécurité Méditerranée (French electrical automatic security company) |
| EaSM | Expected Angle Stability Margin |